Amid Australia’s chaotic climate politics, the rooftop solar boom is an unlikely triumph.

It’s difficult to overstate how rapidly Australians have embraced solar power – there’s now more rooftop solar than coal-fired power. The key question is what policymakers can learn from its success.

I didn’t know this, and it looks like it might be a good example of how the right incentives at a household level can create the right outcomes. It reminds me of the home insulation subsidies paid in the 1970s. Lots of houses had insulation installed then.

Amid Australia’s chaotic climate politics, the rooftop solar boom is an unlikely triumph